2027 Rivian R1T Premium (20in): home charging cost in South Carolina

In South Carolina, home electricity runs 16.04¢/kWh — put a 2027 Rivian R1T Premium (20in)'s EPA-rated 42.9 kWh/100mi against that and 100 miles costs $6.88, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 57.1% less than gas per mile, here specifically.

2027 Rivian R1T Premium (20in): yearly cost in South Carolina

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Rivian R1T Premium (20in) charged at home in South Carolina costs about $1,031/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,371 a year.

What one full charge costs

A 2027 Rivian R1T Premium (20in) needs roughly 128.6 kWh to reach its EPA-rated 300-mile range, which runs about $20.63 at 16.04¢/kWh in South Carolina.

2027 Rivian R1T Premium (20in) in South Carolina, ranked

This combination ranks 12,729 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1T Premium (20in) alone ranks 315 of 400 models for efficiency; South Carolina alone ranks 27 of 51 states for electricity price.

Getting set up to charge a 2027 Rivian R1T Premium (20in) at home

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

Line up a few South Carolina electrician quotes for Level 2 install before you commit either way.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Curious how South Carolina's 16.04¢/kWh compares? The guide to charging cost by state ranks every state side by side.